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| Number | Title | Issue Date |
| 8142644 | Process for hydrocracking and hydro-isomerisation of a paraffinic feedstock A process for hydrocracking and hydro-isomerization of a paraffinic feedstock obtained by Fischer-Tropsch hydrocarbon synthesis comprising at least 50 wt % of components boiling above 370° C. to obtain a hydro-isomerized feedstock, the process comprising contacting... | 03/27/2012 |
| 7594992 | Highly homogeneous amorphous silica-alumina catalyst composition Silica-alumina catalyst compositions and to a process for converting hydrocarbonaceous feed using the catalyst are disclosed. The present invention relates to a highly homogeneous, amorphous silica-alumina cogel material, the attributes of which make it especially u... | 09/29/2009 |
| 7459073 | Hydrocarbon conversion using molecular sieve SSZ-47B The present invention relates to new crystalline molecular sieve SSZ-47B prepared using a N-cyclopentyl-1,4-diazabicyclo[2.2.2] octane cation as a structure-directing agent and an amine too large to fit in the pores of the molecular sieve nonasil, methods for synthe... | 12/02/2008 |
| 7381321 | Process for improving aromatic and naphtheno-aromatic gas oil fractions Process for transforming a gas-oil fraction that makes it possible to produce a fuel that has a quality according to stringent requirements in terms of sulfur content, aromatic compound content, cetane number, boiling point, T95, of 95% of the compounds and density,... | 06/03/2008 |
| 7361264 | Mixed metal oxide additives The present invention is directed to methods for mitigating the deleterious effect of at least one metal on an FCC catalyst. This objective is achieved by using a mixed metal oxide compound comprising magnesium and aluminum, that has not been derived from a hydrotal... | 04/22/2008 |
| 7348293 | Homogeneous modified-alumina Fischer-Tropsch catalyst supports A homogeneous, amorphous catalyst support comprising a modifying-metal-oxide and a base-metal oxide, the catalyst support having a Surface to Bulk modifying-metal/base-metal atomic ratio of from about 0.6 to about 1.3 and exhibiting an X-ray diffraction having broad... | 03/25/2008 |
| 7332071 | Process for improving aromatic and naphtheno-aromatic gas oil fractions Process for transforming a gas oil fraction that makes it possible to produce a fuel that has a quality according to stringent requirements in terms of sulfur content, aromatic compound content, cetane number, boiling point, T95, of 95% of the compounds and density,... | 02/19/2008 |
| 7311814 | Process for the production of hydrocarbon fluids Hydrocarbon fluids are produced by hydrocracking a vacuum gas oil stream, fractionating and/or hydrogenating the hydrocracked vacuum gas oil. The fluids typically have ASTM D86 boiling point ranges within the range 100° C. to 400° C. the range being no more than 7... | 12/25/2007 |
| 7304011 | Compositions and processes for reducing NOemissions during fluid catalytic cracking Compositions for reduction of NOx generated during a catalytic cracking process, preferably, a fluid catalytic cracking process, are disclosed. The compositions comprise a fluid catalytic cracking catalyst composition, preferably containing a Y-type zeoli... | 12/04/2007 |
| 7285206 | Process to prepare a lubricating base oil and a gas oil A process to prepare a lubricating base oil and a gas oil by (a) hydrocracking/hydroisomerizing a Fischer-Tropsch product, wherein weight ratio of compounds having at least 60 or more carbon atoms and compounds having at least 30 carbon atoms in the Fischer-T... | 10/23/2007 |
| 7281702 | Methods and apparatus for mixing and distributing fluids A flow distribution device (100) has a vane distributor (111) at least partially disposed within a cartridge (102) and is operationally coupled to a second distributing device (112) that receives output from the vane distributor (111 | 10/16/2007 |
| 7270738 | Catalyst and process for hydrocracking hydrocarbon-containing feedstocks This invention relates to silico-aluminum substrates, catalysts, and the hydrocracking and hydrotreatment processes that use them. The catalyst comprises at least one hydro-dehydrogenating element that is selected from the group that is formed by elements of group V... | 09/18/2007 |
| 7244869 | Method of aromatic alkylation A catalyst for use in aromatic alkylation, such as toluene alkylation with methanol, is comprised of a zeolite with pore size from about 5.0 to about 7.0 â„« containing a hydrogenating metal. The catalyst may be used in preparing an alkyl aromatic product by providi... | 07/17/2007 |
| 7244689 | Method of producing alumina-silica catalyst supports Alumina-silica catalyst supports having substantially high surfaces areas are formed by extrusion, drying and firing of a plasticized batch including an alumina-silica powder component, acid, organic binder and water. The alumina-silica powder component can be forme... | 07/17/2007 |
| 7241375 | Heavy hydrocarbon composition with utility as a heavy lubricant base stock A heavy hydrocarbon composition with utility as a heavy hydrocarbon base stock comprising at least 95 wt % paraffin molecules, of which at least 90 wt % are isoparaffin, containing hydrocarbon molecules having consecutive numbers of carbon atoms, is a liquid at 100Â... | 07/10/2007 |
| 7201838 | Oxygenate treatment of dewaxing catalyst for greater yield of dewaxed product Fischer-Tropsch hydrocarbon synthesis using a cobalt catalyst is used to produce waxy fuel and lubricant oil hydrocarbons from synthesis gas derived from natural gas. The waxy hydrocarbons are hydrodewaxed, with reduced conversion to lower boiling hydrocarbons, by c... | 04/10/2007 |
| 7192900 | Hydrocracking catalyst Hydrocracking catalyst composition comprising an optional metal hydrogenation component supported on a carrier comprising a zeolite of the faujasite structure having a unit cell size in the range of from 24.10 to 24.40 â„«, a bulk silica to alumina ratio (SAR) above... | 03/20/2007 |
| 7173160 | Processes for concentrating higher diamondoids Hydroprocessing such as hydrocracking is advantageously employed in processes for the recovery and purification of higher diamondoids from petroleum feedstocks. Hydrocracking and other hydroprocesses degrade nondiamondoid contaminants. ... | 02/06/2007 |
| 7169291 | Selective hydrocracking process using beta zeolite Increased yields of middle distillate products are obtained in a hydrocracking process by the use of a catalyst containing a beta zeolite. In embodiments, the beta zeolite has not been hydrothermally treated or has been hydrothermally treated at a relatively low tem... | 01/30/2007 |
| 7151199 | Hydrocarbon conversion processes using non-zeolitic molecular sieve catalysts Hydrocarbon or oxygenate conversion process in which a feedstock is contacted with a non zeolitic molecular sieve which has been treated to remove most, if not all, of the halogen contained in the catalyst. The halogen may be removed by one of several methods. One m... | 12/19/2006 |
| 7141529 | Metal loaded microporous material for hydrocarbon isomerization processes The invention is directed to a method of making a catalyst comprising an intermediate pore size molecular sieve, preferably a zeolite of the MTT or TON type. SSZ-32 and ZSM-22 are examples of such molecular sieves. This catalyst is modified with a metal or metals se... | 11/28/2006 |
| 7132042 | Production of fuels and lube oils from fischer-tropsch wax Dewaxed fuel and lubricant base stocks are made by (a) producing a synthesis gas from natural gas, (b) reacting the H2 and CO in the gas in the presence of a cobalt Fischer-Tropsch catalyst, at reaction conditions effective to synthesize a waxy hydrocarbo... | 11/07/2006 |
| 7115198 | Hydrocarbon conversion using molecular sieve SSZ-51 A novel crystalline aluminophosphate and metalloaluminophosphate of the molecular sieve type, denominated SSZ-51, is prepared by hydrothermal synthesis from reactive sources of aluminum and phosphorus, fluorine and an organic templating agent, 4-dimethylaminopyridin... | 10/03/2006 |
| 7094722 | NOcatalyst and method of suppressing sulfate formation in an exhaust purification system The activity and durability of a zeolite lean-bum NOx catalyst can be increased by loading metal cations on the outer surface of the zeolite. However, the metal loadings can also oxidize sulfur dioxide to cause sulfate formation in the exhaust. The present invention... | 08/22/2006 |
| 7083714 | Hydrocarbon conversion using molecular sieve SSZ-65 The present invention relates to new crystalline molecular sieve SSZ-65 prepared using 1-[1-(4-chlorophenyl)-cyclopropylmethyl]-1-ethyl-pyrrolidinium or 1-ethyl-1-(1-phenyl-cyclopropylmethyl)-pyrrolidinium cation as a structure-directing agent, methods for synthesiz... | 08/01/2006 |
| 7077948 | Catalytic dewaxing process Process for the catalytic dewaxing of a hydrocarbon oil feed including waxy molecules and more than 500 ppmw of sulphur or sulphur containing compounds by contacting the oil feed under catalytic dewaxing conditions with a catalyst composition comprising at least a h... | 07/18/2006 |
| 7074384 | Crystalline molecular sieves A new family of crystalline molecular sieves is described having a characteristic XRD pattern as illustrated in FIG. 1, and having three sharp peaks at 2θ (CuKα) of 8.82, 12.44, and 23.01. ... | 07/11/2006 |
| 7067448 | Method for production of n-alkanes from mineral oil fractions and catalyst for carrying out said method The invention relates to a method for the production of n-alkanes from mineral oil fractions and fractions from thermal or catalytic conversion plants, containing cyclic alkanes, alkenes, cyclic alkenes and/or aromatics. The invention further relates to a catalyst f... | 06/27/2006 |
| 7048845 | Middle distillate selective hydrocracking process Increased yields of middle distillate products are obtained in a hydrocracking process by the use of a catalyst containing a Beta zeolite which has been hydrothermally treated to adjust the distribution of relatively weak and strong acid sites. The number of strong ... | 05/23/2006 |
| 7041866 | Solid-acid isomerization catalyst and process A catalyst and process is disclosed to selectively upgrade a paraffinic feedstock to obtain an isoparaffin-rich product for blending into gasoline. The catalyst comprises a support of a sulfated oxide or hydroxide of a Group IVB (IUPAC 4) metal, a first component co... | 05/09/2006 |
| 7037874 | Process for the preparation of porous crystalline silicoaluminophosphate molecular sieves The present invention relates to an improved process for the preparation of porous crystalline silicoaluminophosphate molecular sieves designated as SAPO-35. These molecular sieves are useful as catalysts in the transformation of hydrocarbons especially in the metha... | 05/02/2006 |
| 7026264 | Hydrocarbon conversion process and catalyst useful therein There is provided a process for converting hydrocarbons using a catalyst comprising macrostructures having a three-dimensional network of particles comprised of porous inorganic material. The particles of the macrostructures occupy less than 75% of the total volume ... | 04/11/2006 |
| 7014836 | Synthesis of ITQ-17 in the absence of fluoride ions The present invention refers to a crystalline material that does not contain fluorides, with a composition in a roasted state corresponding to that of the material called ITQ-17 and that has a composition on an anhydrous base and in terms of oxide moles upon being s... | 03/21/2006 |
| 6995112 | Highly homogeneous amorphous silica-alumina catalyst composition Silica-alumina catalyst compositions and to a process for converting hydrocarbonaceous feed using the catalyst are disclosed. The present invention relates to a highly homogeneous, amorphous silica-alumina cogel material, the attributes of which make it especially u... | 02/07/2006 |
| 6984309 | Zeolite ZSM-48 catalyst and method for improving paraffinic feedstock flow point The invention pertains to a catalyst that consists of a substrate made of at least one matrix and at least one zeolite that is selected from the group composed of the zeolites ZSM-48, EU-11, and ZBM-30, whereby, at the level of the zeolite, at least one noble metal ... | 01/10/2006 |
| 6977322 | Isomerization catalyst and processes A catalyst and process is disclosed to selectively upgrade a paraffinic feedstock to obtain an isoparaffin-rich product for blending into gasoline. The catalyst comprises a support of a tungstated oxide or hydroxide of a Group IVB (IUPAC 4) metal, a first component ... | 12/20/2005 |
| 6916459 | Zeolite ITQ-16 This invention refers to a new zeolitic material included under the ITQ-16 denomination, to the method for obtaining them and their use as catalysts. This material, ITQ-16 zeolite, is characterized by having different ratios of the different polymorphs A, B a... | 07/12/2005 |
| 6902664 | Extremely low acidity USY and homogeneous, amorphous silica-alumina hydrocracking catalyst and process A catalyst composition comprising a minor amount of a low acidity, highly dealuminated ultra stable Y zeolite having an Alpha value of less than about 5, preferable less than about 3 and Broensted acidity measured by FT-IR from about 1 to about 20, preferably from a... | 06/07/2005 |
| 6860986 | Extremely low acidity ultrastable Y zeolite catalyst composition and process A catalyst composition comprising a low acidity, highly dealuminated ultra stable Y zeolite having an Alpha value of less than about 3 and Broensted acidity measured by FT-IR from about 1 to about 20, preferably from about 1-10, micro mole/g of, an amorphous crackin... | 03/01/2005 |
| 6858128 | Hydrocracking process A catalytic hydrocracking process wherein a hydrocarbonaceous feedstock and a liquid recycle stream is contacted with hydrogen in a hydrocracking reaction zone at elevated temperature and pressure to obtain conversion to lower boiling hydrocarbons. A liquid hydrocar... | 02/22/2005 |